(function (global) {
    //console.log("初始化")
    function jackjs(){
        //console.log("jackjs")
        return new core();
    }

    jackjs.prototype.core = new core()

    function core(){

    }

    core.prototype ={
        constructor:core(),
        test1(){
            console.log("test")
        }
    }

    window.jackjs = jackjs
})(window)
